PARSED CONTENT

The site had the following in the homepage, "The human eye can see invisible infrared light." I noticed that the web site stated " The eye can detect light at wavelengths in the visual spectrum." They also stated " Other wavelengths, such as infrared and ultraviolet, are supposed to be invisible to the human eye, but Washington University scientists have found that under certain conditions, more. Using cells from the retinas of mice and people, and powerful lasers that emit pulses of infrared light. The researchers found that when laser light. Were using what we learned in these ex."